any way to make ysmenu load a seperate config?

i wanna setup two ysmenu launchers. one in root thats autobooted. and one thats named something else and loads a different config.
1: i want r4.dat to maybe load a boot.nds or something names elsewise than ysmenu.nds
2: i want nds.YSloaderForMS2 to point to a different ysmenu config. (but then the ysmenu when launched will load the original config and not the modified one which is why i need a seperate ysmenu.nds that loads the other config.) or to at least make this launch a seperate...

any way to make ysmenu load a seperate config?